Home-working opportunities and ______ working hours are top concerns for the working mothers.
| A．accessible | B．reliable | C．changeable | D．flexible |
They boy said ________ couldn’t he work out the problem but his teacher didn’t know how to do it.
| A．though | B．never | C．hardly | D．not only |
She will have to find some other work for she can’t ________ this loud noise any more.
| A．come up with | B．keep up with |
| C．grow up with | D．put up with |
— Why weren't you at the meeting?
— I ________ for a long distance call from my sister in America.
| A．was waited | B．was waiting |
| C．has waited | D．have been waiting |
We have done things we ought not to have done and ________ undone things we ought to have done.
| A．left | B．leave |
| C．will leave | D．leaving |
The two ladies are ________ the same age, but there seems to be ten years ________ them.
| A．at, between | B．about, among |
| C．as, among | D．of, between |